Home / 6,269.01-8,650.35-3,615.93

Finding the Fourth Proportional to 6,269.01, 8,650.35 and 3,615.93

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Solution

The fourth proportional to 6,269.01, 8,650.35 and 3,615.93 is: 4,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.01 : 8,650.35 = 3,615.93 : x
  2. Step 2: Convert to fraction form
    6,269.01/8,650.35 = 3,615.93/x
  3. Step 3: Cross multiply
    6,269.01x = 8,650.35 × 3,615.93
  4. Step 4: Simplify right side
    6,269.01x = 31,279,060.08
  5. Step 5: Solve for x
    x = 31,279,060.08/6,269.01
  6. Step 6: Final answer
    x = 4,989.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.